tlf_journal: address retry suggestions from @akalin-keybase
tlf_journal: address retry suggestions from @akalin-keybase

Issue: #413

keybase/client,keybase/client,keybase/client,keybase/client,keybase/kbfs,keybase/client,keybase/kbfs,keybase/kbfs,keybase/client,keybase/client,keybase/kbfs,keybase/client,keybase/client,keybase/client,keybase/client,keybase/client